Softwr

Cloud · head to head

Longhorn vs REST Client VSCode

Longhorn logo

Longhorn

Cloud

Open source distributed block storage for Kubernetes, incubating at the CNCF

From
Free
Rated
-
Full reviewWebsite
REST Client VSCode logo

REST Client VSCode

APIs

VSCode extension for making HTTP requests and testing REST APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Longhorn there is no vendor and no SLA, so a production incident at three in the morning is your own problem unless you buy SUSE Rancher Prime support separately.; REST Client VSCode limited to Visual Studio Code; not available as a standalone application
  • They diverge on capability: Longhorn covers Per-volume controllers, REST Client VSCode covers REST Client.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Longhorn and REST Client VSCode actually diverge.

Attributes where Longhorn and REST Client VSCode differ
AttributeLonghornREST Client VSCode
Pricing modelOpen source, no licence feeUnknown
PlatformsLinux, KubernetesWindows, macOS, Linux
CategoryCloudAPIs
FoundedUnknown2016

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Longhorn

  • Per-volume controllers
  • Synchronous replication
  • Snapshots and backups
  • Volume expansion
  • Disaster recovery volumes
  • Web interface

Only in REST Client VSCode

  • REST Client
  • HTTP requests
  • Response viewing
  • VSCode
  • Environment variables
  • Custom headers
  • VSCode extension support

What people use each for

The jobs each tool is most often brought in to do.

Longhorn

  • An on-premises Kubernetes cluster with local disks and no SAN that needs replicated persistent volumesnot REST Client VSCode
  • Edge sites where shipping a storage array is impractical and three nodes is the whole clusternot REST Client VSCode
  • A K3s deployment where the storage layer must be light enough to run alongside the workloadsnot REST Client VSCode
  • A team that wants snapshots and S3 backups of persistent volumes without paying per-node storage licencesnot REST Client VSCode

REST Client VSCode

  • API Developmentnot Longhorn
  • API Gatewaynot Longhorn
  • API Testingnot Longhorn
  • API Documentationnot Longhorn
  • Microservicesnot Longhorn

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Longhorn

  • There is no vendor and no SLA, so a production incident at three in the morning is your own problem unless you buy SUSE Rancher Prime support separately.
  • Synchronous replication across nodes means write latency depends on the slowest replica and the network between nodes, which makes it a poor fit for latency-sensitive databases.
  • Every replica is a full copy, so three-way replication consumes three times the raw capacity, unlike erasure-coded systems that are far more space efficient.
  • It is designed for block storage on modest clusters and does not scale to the node counts or throughput that Ceph or a commercial array handles, so growth eventually forces a migration.
  • Recovery from certain degraded states, such as a volume stuck detaching or replicas failing to rebuild, requires manual intervention and knowledge of Longhorn internals that is not widely held.

REST Client VSCode

  • Limited to Visual Studio Code; not available as a standalone application
  • No support for WebSocket, gRPC, or other advanced protocols
  • No cloud sync or team server features; requires Git-based workflow

Pricing, plan by plan

Longhorn

Free
  • LonghornFree
    • Apache 2.0 licensed, no licence fee
    • Community support via GitHub and Slack only
    • No vendor SLA or escalation path

REST Client VSCode

Free

No published plan breakdown. See the REST Client VSCode review.

Which should you pick?

Choose Longhorn if

  • You need per-volume controllers.
  • You want to start without paying.
  • You work on Linux, Kubernetes.
  • You also want synchronous replication.
Longhorn review

Choose REST Client VSCode if

  • You need rest client.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want http requests.
REST Client VSCode review

Questions people ask

Is Longhorn or REST Client VSCode better?
Neither clearly leads. Longhorn starts at Free and REST Client VSCode at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Longhorn or REST Client VSCode?
Longhorn starts at Free and REST Client VSCode at Free.
Does Longhorn or REST Client VSCode run on more platforms?
Longhorn runs on Linux, Kubernetes. REST Client VSCode runs on Windows, macOS, Linux.
Can I use Longhorn for free?
Both have a free tier, so you can try either at no cost before committing.
What is Longhorn best used for?
Longhorn is most often used for an on-premises kubernetes cluster with local disks and no san that needs replicated persistent volumes, edge sites where shipping a storage array is impractical and three nodes is the whole cluster, a k3s deployment where the storage layer must be light enough to run alongside the workloads, a team that wants snapshots and s3 backups of persistent volumes without paying per-node storage licences. Of those, an on-premises kubernetes cluster with local disks and no san that needs replicated persistent volumes and edge sites where shipping a storage array is impractical and three nodes is the whole cluster are not what REST Client VSCode is typically brought in for.
What can Longhorn do that REST Client VSCode cannot?
Longhorn covers Per-volume controllers, Synchronous replication, Snapshots and backups, Volume expansion. REST Client VSCode covers REST Client, HTTP requests, Response viewing, VSCode.

Answered from the vendors’ own pages

Longhorn: Who do we call when it breaks?

Nobody, unless you buy SUSE Rancher Prime, which includes commercial support for Longhorn. This is the decisive question for production use.

REST Client VSCode: How much does REST Client VSCode cost?

REST Client VSCode is completely free and open source. It is available on the Visual Studio Code Marketplace with no subscription or licensing fees.

Source
Longhorn: How much capacity does replication cost?

Full copies, so three replicas means three times the raw capacity. Budget accordingly rather than assuming erasure coding efficiency.

REST Client VSCode: What authentication methods does REST Client support?

REST Client supports Basic Auth, Digest Auth, SSL certificates, Azure AD, and AWS Signature v4 authentication for API requests.

Source
Longhorn: Is it suitable for production databases?

For modest workloads yes, but synchronous replication adds write latency and high-transaction databases usually want something faster.

REST Client VSCode: Can I save and manage multiple requests?

Yes. REST Client supports multiple requests per file using ### delimiters, request history with auto-save, environment variables for different configurations, and code snippet generation for multiple programming languages.

Source
REST Client VSCode: How do teams collaborate with REST Client?

REST Client requests are stored as text files that can be version-controlled in Git repositories. Teams collaborate by sharing requests through Git, making the API specs part of the codebase.

Source
REST Client VSCode: What protocols does REST Client support?

REST Client primarily supports HTTP/HTTPS and GraphQL. It does not support WebSocket, gRPC, or other advanced protocols available in desktop clients like Insomnia.

Source
REST Client VSCode: Is there cloud sync for REST Client requests?

No. REST Client has no built-in cloud sync or team server features. All collaboration and sharing relies on Git repository management.

Source
Share

Related pages

More on Longhorn

More on REST Client VSCode

Keep looking

Other head to heads